Finding the Fourth Proportional to 201,998.54, 279,261.87 and 151,610.06
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Solution
The fourth proportional to 201,998.54, 279,261.87 and 151,610.06 is: 209,600.07
Step by Step Solution
- Step 1: Write the proportion equation
201,998.54 : 279,261.87 = 151,610.06 : x - Step 2: Convert to fraction form
201,998.54/279,261.87 = 151,610.06/x - Step 3: Cross multiply
201,998.54x = 279,261.87 × 151,610.06 - Step 4: Simplify right side
201,998.54x = 42,338,908,866.41 - Step 5: Solve for x
x = 42,338,908,866.41/201,998.54 - Step 6: Final answer
x = 209,600.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.